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Commit 9e645ab7 authored by Fabian Frederick's avatar Fabian Frederick Committed by Theodore Ts'o
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Documentation: fix description of ext4's block_validity mount option 



Fix ext4 documentation according to commit 45f1a9c3
("ext4: enable block_validity by default")

Also fix some typos.

[ Further documentation cleanups by tytso ]

Signed-off-by: default avatarFabian Frederick <fabf@skynet.be>
Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent ab04df78

Documentation/filesystems/ext4.txt

+6 −7
Original line number Diff line number Diff line
@@ -351,14 +351,13 @@ nouid32 Disables 32-bit UIDs and GIDs. This is for 
			interoperability  with  older kernels which only

			store and expect 16-bit values.



block_validity		This options allows to enables/disables the in-kernel

block_validity(*)	These options enable or disable the in-kernel

noblock_validity	facility for tracking filesystem metadata blocks

			within internal data structures.  This allows multi-

			block allocator and other routines to quickly locate

			extents which might overlap with filesystem metadata

			blocks. This option is intended for debugging

			purposes and since it negatively affects the

			performance, it is off by default.

			block allocator and other routines to notice

			bugs or corrupted allocation bitmaps which cause

			blocks to be allocated which overlap with

			filesystem metadata blocks.



dioread_lock		Controls whether or not ext4 should use the DIO read

dioread_nolock		locking. If the dioread_nolock option is specified